Banyon Drive Treehouse
Los Angeles, CaliforniaThis grown-up tree house was created by Rockefeller Partners Architects in 2009, and is now home to an art studio. The modern structure, which is stands twelve feet above the ground, is made of steel and features a cedar-paneled exterior.
The interior features walnut panels and floors. Though the backyard retreat is only 170 square feet, all the amenities of home are covered: The place is equipped with a half-bath,